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[src/netbsd-1-5]: src/sys/arch/hpcmips/dev Pull up revision 1.1 (new, request...
details: https://anonhg.NetBSD.org/src/rev/656ddfabd075
branches: netbsd-1-5
changeset: 488893:656ddfabd075
user: takemura <takemura%NetBSD.org@localhost>
date: Sun Aug 06 03:56:41 2000 +0000
description:
Pull up revision 1.1 (new, requested by takemura)
New power management function and MQ200 video power management driver.
diffstat:
sys/arch/hpcmips/dev/apm/apmdev.c | 915 +++++++++++++++++++++++++++++++++++++
sys/arch/hpcmips/dev/apm/apmvar.h | 339 +++++++++++++
sys/arch/hpcmips/dev/apm/files.apm | 12 +
sys/arch/hpcmips/dev/mq200.c | 440 +++++++++++++++++
sys/arch/hpcmips/dev/mq200reg.h | 566 ++++++++++++++++++++++
sys/arch/hpcmips/dev/mq200var.h | 54 ++
6 files changed, 2326 insertions(+), 0 deletions(-)
diffs (truncated from 2350 to 300 lines):
diff -r 3ee58ee5d86b -r 656ddfabd075 sys/arch/hpcmips/dev/apm/apmdev.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/hpcmips/dev/apm/apmdev.c Sun Aug 06 03:56:41 2000 +0000
@@ -0,0 +1,915 @@
+/* $NetBSD: apmdev.c,v 1.1.2.2 2000/08/06 03:56:42 takemura Exp $ */
+
+/*-
+ * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by John Kohl and Christopher G. Demetriou.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the NetBSD
+ * Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+/*
+ * from: sys/arch/i386/i386/apm.c,v 1.49 2000/05/08
+ */
+
+#include "opt_apmdev.h"
+
+#ifdef APM_NOIDLE
+#error APM_NOIDLE option deprecated; use APM_NO_IDLE instead
+#endif
+
+#if defined(DEBUG) && !defined(APMDEBUG)
+#define APMDEBUG
+#endif
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/signalvar.h>
+#include <sys/kernel.h>
+#include <sys/map.h>
+#include <sys/proc.h>
+#include <sys/kthread.h>
+#include <sys/lock.h>
+#include <sys/user.h>
+#include <sys/malloc.h>
+#include <sys/device.h>
+#include <sys/fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/select.h>
+#include <sys/poll.h>
+#include <sys/conf.h>
+
+#include <arch/hpcmips/dev/apm/apmvar.h>
+
+#include <machine/stdarg.h>
+
+#define APMDEBUG
+#if defined(APMDEBUG)
+#define DPRINTF(f, x) do { if (apmdebug & (f)) printf x; } while (0)
+
+#define APMDEBUG_INFO 0x01
+#define APMDEBUG_APMCALLS 0x02
+#define APMDEBUG_EVENTS 0x04
+#define APMDEBUG_PROBE 0x10
+#define APMDEBUG_ATTACH 0x40
+#define APMDEBUG_DEVICE 0x20
+#define APMDEBUG_ANOM 0x40
+
+#ifdef APMDEBUG_VALUE
+int apmdebug = APMDEBUG_VALUE;
+#else
+int apmdebug = 0;
+#endif
+#else
+#define DPRINTF(f, x) /**/
+#endif
+
+#define APM_NEVENTS 16
+
+struct apm_softc {
+ struct device sc_dev;
+ struct selinfo sc_rsel;
+ struct selinfo sc_xsel;
+ int sc_flags;
+ int event_count;
+ int event_ptr;
+ int sc_power_state;
+ struct proc *sc_thread;
+ struct lock sc_lock;
+ struct apm_event_info event_list[APM_NEVENTS];
+ struct apm_accessops *ops;
+ void *cookie;
+};
+#define SCFLAG_OREAD 0x0000001
+#define SCFLAG_OWRITE 0x0000002
+#define SCFLAG_OPEN (SCFLAG_OREAD|SCFLAG_OWRITE)
+
+#define APMUNIT(dev) (minor(dev)&0xf0)
+#define APMDEV(dev) (minor(dev)&0x0f)
+#define APMDEV_NORMAL 0
+#define APMDEV_CTL 8
+
+/*
+ * A brief note on the locking protocol: it's very simple; we
+ * assert an exclusive lock any time thread context enters the
+ * APM module. This is both the APM thread itself, as well as
+ * user context.
+ */
+#define APM_LOCK(apmsc) \
+ (void) lockmgr(&(apmsc)->sc_lock, LK_EXCLUSIVE, NULL)
+#define APM_UNLOCK(apmsc) \
+ (void) lockmgr(&(apmsc)->sc_lock, LK_RELEASE, NULL)
+
+static void apmattach __P((struct device *, struct device *, void *));
+static int apmmatch __P((struct device *, struct cfdata *, void *));
+
+static void apm_event_handle __P((struct apm_softc *, u_int, u_int));
+static void apm_periodic_check __P((struct apm_softc *));
+static void apm_create_thread __P((void *));
+static void apm_thread __P((void *));
+static void apm_perror __P((const char *, int, ...))
+ __kprintf_attribute__((__format__(__printf__,1,3)));
+#ifdef APM_POWER_PRINT
+static void apm_power_print __P((struct apm_softc *, struct apm_power_info *));
+#endif
+static int apm_record_event __P((struct apm_softc *, u_int));
+static void apm_set_ver __P((struct apm_softc *, u_long));
+static void apm_standby __P((struct apm_softc *));
+static const char *apm_strerror __P((int));
+static void apm_suspend __P((struct apm_softc *));
+static void apm_resume __P((struct apm_softc *, u_int, u_int));
+
+cdev_decl(apmdev);
+
+struct cfattach apmdev_ca = {
+ sizeof(struct apm_softc), apmmatch, apmattach
+};
+
+extern struct cfdriver apmdev_cd;
+
+/* configurable variables */
+int apm_bogus_bios = 0;
+#ifdef APM_DISABLE
+int apm_enabled = 0;
+#else
+int apm_enabled = 1;
+#endif
+#ifdef APM_NO_IDLE
+int apm_do_idle = 0;
+#else
+int apm_do_idle = 1;
+#endif
+#ifdef APM_NO_STANDBY
+int apm_do_standby = 0;
+#else
+int apm_do_standby = 1;
+#endif
+#ifdef APM_V10_ONLY
+int apm_v11_enabled = 0;
+#else
+int apm_v11_enabled = 1;
+#endif
+#ifdef APM_NO_V12
+int apm_v12_enabled = 0;
+#else
+int apm_v12_enabled = 1;
+#endif
+
+/* variables used during operation (XXX cgd) */
+u_char apm_majver, apm_minver;
+int apm_inited;
+int apm_standbys, apm_userstandbys, apm_suspends, apm_battlow;
+int apm_damn_fool_bios, apm_op_inprog;
+int apm_evindex;
+
+static const char *
+apm_strerror(code)
+ int code;
+{
+ switch (code) {
+ case APM_ERR_PM_DISABLED:
+ return ("power management disabled");
+ case APM_ERR_REALALREADY:
+ return ("real mode interface already connected");
+ case APM_ERR_NOTCONN:
+ return ("interface not connected");
+ case APM_ERR_16ALREADY:
+ return ("16-bit interface already connected");
+ case APM_ERR_16NOTSUPP:
+ return ("16-bit interface not supported");
+ case APM_ERR_32ALREADY:
+ return ("32-bit interface already connected");
+ case APM_ERR_32NOTSUPP:
+ return ("32-bit interface not supported");
+ case APM_ERR_UNRECOG_DEV:
+ return ("unrecognized device ID");
+ case APM_ERR_ERANGE:
+ return ("parameter out of range");
+ case APM_ERR_NOTENGAGED:
+ return ("interface not engaged");
+ case APM_ERR_UNABLE:
+ return ("unable to enter requested state");
+ case APM_ERR_NOEVENTS:
+ return ("no pending events");
+ case APM_ERR_NOT_PRESENT:
+ return ("no APM present");
+ default:
+ return ("unknown error code");
+ }
+}
+
+static void
+apm_perror(const char *str, int errinfo, ...) /* XXX cgd */
+{
+ va_list ap;
+
+ printf("APM ");
+
+ va_start(ap, errinfo);
+ vprintf(str, ap); /* XXX cgd */
+ va_end(ap);
+
+ printf(": %s\n", apm_strerror(errinfo));
+}
+
+#ifdef APM_POWER_PRINT
+static void
+apm_power_print(sc, pi)
+ struct apm_softc *sc;
+ struct apm_power_info *pi;
+{
+
+ if (APM_BATT_LIFE(regs) != APM_BATT_LIFE_UNKNOWN) {
+ printf("%s: battery life expectancy: %d%%\n",
+ sc->sc_dev.dv_xname, APM_BATT_LIFE(regs));
+ }
+ printf("%s: A/C state: ", sc->sc_dev.dv_xname);
+ switch (pi->ac_state) {
+ case APM_AC_OFF:
+ printf("off\n");
+ break;
+ case APM_AC_ON:
+ printf("on\n");
+ break;
+ case APM_AC_BACKUP:
+ printf("backup power\n");
+ break;
+ default:
+ case APM_AC_UNKNOWN:
+ printf("unknown\n");
+ break;
+ }
+ printf("%s: battery charge state:", sc->sc_dev.dv_xname);
+ switch (pi->battery_state) {
+ case APM_BATT_HIGH:
+ printf("high\n");
+ break;
+ case APM_BATT_LOW:
+ printf("low\n");
+ break;
+ case APM_BATT_CRITICAL:
+ printf("critical\n");
+ break;
+ case APM_BATT_CHARGING:
+ printf("charging\n");
+ break;
+ case APM_BATT_UNKNOWN:
+ printf("unknown\n");
+ break;
+ default:
+ printf("undecoded state %x\n", pi->battery_state);
+ break;
+ }
+ if (pi->minutes_left != 0) {
+ printf("%s: estimated ", sc->sc_dev.dv_xname);
+ printf("%dh ", pi->minutes_left / 60);
+ }
+ return;
+}
+#endif
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